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Products/Solutions | Overview Schischek GmbH Explosionproof

Electric Actuators, Sensors, Controller and Components for HVAC Applications (Heating, Ventilation, Air-Conditioning)
All devices available for hazardous locations or safe area (depending on application and type)

Quarter turn actuators Quarter turn actuators
  • ExMax zone 1, 2, 21, 22 / RedMax zone 2, 22
  • InMax for industry (no Ex-protection)
  • Size S: 5...30 Nm
  • Size M: 30...150 Nm
  • Explosion proof for all gases and dust
  • Certified acc. ATEX, IECEx and others
  • Alu housing (V4A optional), IP66/IP67
  • 24-240 VAC/DC power supply
  • with or w/o spring return (~1/3/10/20 sec.)
  • On-Off, 3-pos, 0-10 VDC, 4-20 mA
  • integrated heater (−40°C)
to the product choice
Linear valve actuators with spring return Linear valve actuators with spring return
  • ExMax+LIN zone 1, 2, 21, 22 / RedMax+LIN
    zone 2, 22
    / InMax+LIN for safe area
  • Forces: 500...3.000 N
  • Strokes: 7,5 / 10 / 15 / 20 / 30 / 42 mm
  • Explosion proof for all gases and dust
  • Certified acc. ATEX, IECEx and others
  • 24-240 VAC/DC power supply
  • On-Off, 3-pos, 0-10 VDC, 4-20 mA
  • Alu housing, protection class IP66/IP67
  • integrated heater (−40°C)
to the product choice
Valve actuators Valve actuators
  • ExRun zone 1, 2, 21, 22 / RedRun zone 2, 22
  • InRun for the industry (no Ex-protection)
  • Forces: 500...10.000 N
  • Stroke: 5...60 mm
  • Explosion proof for all gases and dust
  • Certified acc. ATEX, IECEx and others
  • 24-240 VAC/DC power supply
  • On-Off, 3-pos, 0-10 VDC, 4-20 mA
  • Alu housing, protection class IP66
  • integrated heater (−40°C)
to the product choice
Volume flow controller Volume flow controller
  • ExReg-V zone 1, 2, 21, 22
  • InReg-V for industrial applications (no Ex)
  • Measurement range 0...100/300/1.000 Pa
  • Suitable 90° control actuator available
  • Explosion proof for all gases and dust
  • Certified according ATEX and IECEx
  • Fewer components
  • No intrinsic safe electrical circuit necessary
  • configureable directly on site in Ex area
  • integral PID loop
  • Alu housing, IP66
to the product choice
Modulating sensors Modulating sensors
  • ExCos zone 1, 2, 21, 22 / RedCos zone 2, 22
  • InCos for the industry (no Ex-protection)
  • Max. range −40°C...+125°C / 0...100%rH
  • ΔP ±20 Pa up to ±7.500 Pa
  • Explosion proof for all gases and dust
  • Certified acc. ATEX, IECEx and others
  • No intrinsic safe electrical circuit necessary
  • No modul in the control-panel necessary
  • Room- or duct mounting (selectable)
  • Output 0-10 VDC, 4-20 mA
  • Alu housing, IP66
to the product choice
Binary sensors Binary sensors
  • ExBin zone 1, 2, 21, 22 / RedBin zone 2, 22
  • InBin for the industry (no Ex-protection)
  • Explosion proof for all gases and dust
  • Certified acc. ATEX, IECEx and others
  • No intrinsic safe electrical circuit necessary
  • No modul in the control-panel necessary
  • 24 VAC/DC, switch-point selectable
  • Room- or duct mounting (selectable)
  • Output relais, potential-free contact
  • Alu housing, IP66
  • Integrated (Ex-e) terminal box
to the product choice
Switching modules, transmitter and sensors Switching modules, transmitter and sensors
  • EXL-IM-9182 analog Ex-i transmitter
  • EXL-IR-9170 binary switching Ex-i module
  • ExSens, passive sensors with manufacturer certification according ATEX 2014/34/EU
  • Explosion proof for all gases and dust
  • Transmitter and switching module
    for DIN rail mounting
  • 24 V DC power supply
  • Installation module: safe area
  • Installation sensor: Ex area
to the product choice
Ex doorholder magnets Ex doorholder magnets
  • ExMag door holder magnets
    for Ex zone 1, 2, 21, 22
  • Forces: 650 N, 1.300 N, 2.000 N
  • Explosion proof for all gases and dust
  • Certified acc. ATEX, IECEx, DNV-GL
  • 24 VDC power supply necessary
  • Protection class IP65
  • Components silicone free
  • Cable halogen (and silicone) free
to the product choice
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Colour Code

ATEX products for
zone 1, 2, 21, 22
(e.g. ExMax)

ATEX products for
zone 2, 22
(e.g. RedMax)

Products for
safe area
(e.g. InMax)

Offshore/Marine
Coated versions
(e.g. ..Bin..-CT / OCT)

Stainless steel versions AISI 316
(e.g. ExCos-P)